Home / 161,680.60-242,520.90-117,098.20

Finding the Fourth Proportional to 161,680.60, 242,520.90 and 117,098.20

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Solution

The fourth proportional to 161,680.60, 242,520.90 and 117,098.20 is: 175,647.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,680.60 : 242,520.90 = 117,098.20 : x
  2. Step 2: Convert to fraction form
    161,680.60/242,520.90 = 117,098.20/x
  3. Step 3: Cross multiply
    161,680.60x = 242,520.90 × 117,098.20
  4. Step 4: Simplify right side
    161,680.60x = 28,398,760,852.38
  5. Step 5: Solve for x
    x = 28,398,760,852.38/161,680.60
  6. Step 6: Final answer
    x = 175,647.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.